Learn how to differentiate male and female mobs:
cow: Male has no white and gray stripes, his horn is lighter and has no breasts.
pork: Male no longer has the current bacon texture.
Chicken: Rooster has nothing like the texture of chickens.
villager: Girl has different hair, different texture and different eyes.
When Alex dies, she is reborn and the player who killed her gets XP.
Enjoy the mod!